Availability
Summit Racing™ Pro LS forged steel crankshafts deliver industry-leading fit, finish, and durability at an affordable price. Order the model recommended for your year/make and engine application. Check out the long list of premium features: * 4340 forged steel * Tested to over 1,200 hp in boosted applications * Core hardened to optimum strength, then tempered to remove stresses * Nitride hardened, which results in less distortion, excellent case depth, and more fatigue life * Profiled counterweights reduce windage * Precision stroke and indexing * Lightening holes are drilled in the rod journals for quicker engine acceleration * Gun-drilled Main Journals for quicker engine acceleration * Each crank is magnetic particle tested to ensure it's free of flaws * Large radius fillets for increased strength, narrowed rod bearings for reduced friction * Straight shot oiling for maximum lubrication just prior to maximum load angle * Maximum journal tolerances of +/- .0001 in. ensure consistent bearing clearance * Micro-polished journals with chamfered oil holes for maximum durability and bearing life * Optimized counterweight placement for reduced twisting at high RPM and ease of balancing * High-quality reluctor rings are installed with precision fixturing * Extra 3/16 in. front keyway for blower cars
( 12 )
$839.99
Race smart with Magnum durable competition crankshafts from Callies. Manufactured from ultra-pure AISI 4340 steel, these cranks are subjected to multiple heat treatments, giving them unsurpassed wear and strength characteristics. With their gundrilled mains and fully profiled counterweights, you may choose from an available selection for a variety of engine types. You just can't beat the proven reliability and value of Callies Magnum crankshafts.
( 2 )
$3,053.00
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$4,553.00
You're installing value without compromising quality with Callies Compstar crankshafts. Finished and inspected by Callies, Compstar cranks maintain proper geometry and design. Hardened with deep nitride, They're ideal for all types of abusive racing environments and available in a wide variety of strokes and journal sizes to fit most common cubic inch requirements. All rod journals are drilled and counterweights are profiled for piston clearance. Sometimes you need to race within a budget, but with Callies' consistent grind and polish, as well as their precise stroke and index, you don't need to compromise on quality. Choose Callies Compstar crankshafts--they're better by design.
( 10 )
$786.00
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$1,218.00
Manley Pro Series crankshafts can make your short block bulletproof. They feature forged 4340 construction and undergo a multi-step heat-treatment process and are then nitrided for added strength. The crankshafts are stress-relieved, shot-peened, and magnafluxed. Manley Pro Series crankshafts have micro-polished large .125 in. radius journals, gun-drilled mains, and lightened rod journals for weight reduction. The counterweights are fully profiled and they are designed for internal balancing.
( 8 )
$1,042.34
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$1,269.68
Do you want to increase cubic inches? Scat Series 9000 cast Pro Comp stroker lightweight crankshafts are the perfect solution for your mild or moderate street or race engine. These lightweight crankshafts are patterned after Scat's custom billets and are built from their exclusive space-age 9000 material. Features like Aero-wing counterweights, straight shot oil holes, and lightening holes in all rod throws (except for the 3.480 stroke) offer reduced windage and the ability to increase your horsepower. Scat cranks are precision-ground and micro-polished for a beautiful finish and a perfect fit. Stroke your engine with lightweight, state-of-the-art components from skilled craftsmen--Scat series 9000 cast Pro Comp crankshafts.
( 56 )
$294.99
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$726.99
Eagle forged 4340 steel crankshafts are great for high performance applications. They feature non-twist forging, undergo a multi-stage heat-treatment process, and are stress-relieved and shot-peened. These cranks are X-rayed, magnafluxed, and sonic-tested, so you know you're getting a top-quality piece. Each crankshaft has chamfered oil holes for improved oiling, a .125 in. radius on rod and main journals for increased strength, and the journals are precision-ground and micro-polished to less than 5 R.A. A target bob weight of +/- 2 percent greatly reduces balancing time. Many options are available; order the model recommended for your year/make and engine application.
( 51 )
$796.99
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$1,124.99
Eagle cast steel crankshafts are the most dependable option when you don't want to break the bank. Each crank is inspected for dimension, size, and stroke accuracy. For improved efficiency and reliability, they have a journal finish of 6 R.A. or less and a target bob weight of +/- 2 percent for easy balancing. The crankshaft is the heart of your engine, so demand the best—order the Eagle Specialty model and performance options recommended for your vehicle year, make, and engine application.
( 187 )
$306.99
When you need lighter-than-standard-weight crankshafts, check out Compstar mid-weight crankshafts from Callies. These cranks are deep nitride hardened and feature drilled rod journals and profiled counterweights for piston clearance. They have a consistent grind and polish, as well as a precise stroke and index. Better by design, Callies Compstar mid-weight crankshafts offer you competitive pricing without compromising quality.
( 3 )
$854.00
These Scat crankshafts are made from the same strong aircraft-quality forging as standard-weight cranks, but have pendulum-cut counterweights to reduce rotating mass and oil windage. Scat Superlight crankshafts are perfect for engines wanting quicker rpm. These crankshafts feature profiled pendulum aero-cut counterweights and have straight shot and chamfered oil holes. Scat crankshafts are nitride-hardened, with large radii on all journals for superior wear resistance, and use lightening holes in all rod throws. Scat cranks are CNC-machined for absolute tolerances and symmetry, offering ease of balance and a reduced rotating weight.
( 1 )
$1,276.99
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$2,846.99
Lightweight Scat crankshafts equal quicker rpm! They are made from the same strong aircraft-quality forging as standard-weight cranks, but have profiled counterweights for less weight. Scat lightweight crankshafts are perfect for engines wanting quicker rpm. These crankshafts feature profiled aero-wing counterweights and have straight shot and chamfered oil holes. They are nitride-hardened, with large radii on all journals for superior wear resistance, and use lightening holes in all rod throws. Scat forged lightweight cranks are CNC-machined for absolute tolerances and symmetry, offering ease of balance and a reduced rotating weight.
Not Yet Reviewed
$1,912.99
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$2,319.99
Scat Excalibur crankshafts are precision-ground, heat-treated, and nitride-hardened for superior wear resistance. They are crafted from lightweight 4340 non-twist forgings. Features include: * Lightweight, weighing 48 to 50 lbs. depending on crank selected * Rough-balanced to 1,800 grams +/- 2 percent * Have bull nose counterweights for improved windage * Scoop main oil holes * Straight shot and chamfered oil holes * Lightening holes in all rod journals * Large radius on all journals * Available in a choice of rear main seal styles, stroke, and rod length
Not Yet Reviewed
$874.99
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$989.99
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